How extreme weather leaves a lasting mark on trees and shrubs POZNAŃ, Poland — In the Arctic’s harsh borderlands, where trees ...

Volcanic eruptions and cold summers leave lasting marks in the wood of northern trees, unlocking the secrets of past climate extremes.

Blue rings found in the stems of trees and bushes in Norway point to a historic cold period in the late 1800s, but the exact cause of this climatic event remains unclear, scientists say.

Blue growth rings in woody plant stems indicate years when cells failed to lignify properly due to summers that were too cold ...

Among the least messy evergreens, consider Arbor Vitae and Blue Spruce trees. While there may not be any trees that don’t lose their leaves, there are some that create less mess. Able to grow in ...

To start a chaste tree from seed, collect and extract the seed from mature fruit in the fall. Plant it in a container filled ...

Overall, only 2.1% of the pine trees' rings and 1.3% of the juniper shrubs' rings were blue; the cells which hadn't lignified properly were mainly found at the end of growth rings, in latewood ...

Taken from a tree in Norway, this stained tree sample shows a blue ring from 1902. (Credit: Pawel Matulewski and Liliana Siekacz) Human skin isn't the only thing that can change color after facing the ...